Spaghetti Warehouse is an Italian restaurant geared towards families with 15 locations in 7 U.S. states. The chain started in 1972 in Dallas, Texas, and has since spread throughout the southern and eastern parts of the United States. The location in Columbus, Ohio, which opened in 1978, is the largest both in seating capacity and in sales. The Columbus location seats approximately 800 people. Each restaurant has a trolley car in the dining room, and patrons are able to sit in the car.